CBD Curbspace & Multimodal Decision Framework Study
Transcript of CBD Curbspace & Multimodal Decision Framework Study
CBD Curbspace & Multimodal Decision
Framework Study
Seattle Freight Advisory Board
Meghan Shepard, Michael James
November 18, 2014
SDOT’s mission & vision
Mission: delivering a first-rate transportation system for Seattle.
Vision: a vibrant Seattle with connected people, places, and products.
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Multimodal Decision Framework
• Considering a Modal Hierarchy strategy in the
Comprehensive Plan
– Policy development
– Framework process and diagram
• Inform our Complete Street policies
– Making the best use of the right-of-way
Scope
1. Context review of existing plans/policies
2. Peer city review (Chicago, DC, New York, and SF)
3. Framing scoping
– How will the tool be used and by whom?
– Opportunities and constraints
– How does it relate to other Comp. Plan requirements?
Scope
4. Development of three alternative approaches
– Urban growth strategy
– Multi-criteria assessment
• Environment, economy, safety, mobility, health
– Hybrid
5. Model three multimodal corridors
6. Draft goals and objectives
7. Develop Framework & Diagrammatic Strategy
Why a curbspace study?
• Increasing competition
for limited space
• Cumulative project
impacts
• Need for clearer
policies, decision
making criteria, and
procedures
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Scope of Work – Key Deliverables
Existing conditions Curbspace policy
recommendations
CBD curbspace
decision-making
framework
Future conditions
scenarios
Short term
parking
• 1/3 of CBD curb is
consistently short-
term parking.
• Concentrated in
neighborhoods
outside commercial
core
Travel lanes
• Motor vehicle
through travel:
– Travel lanes
– Turn lanes
• Peak period
bus/turn lanes
– On/off ramps to
highways
No Standing
Zones
• Pedestrian Mobility
– Crosswalks
– Curb Ramps / Bulbs
• Driveways
• Hydrants
• Bicycle Mobility/Access
– 2 Bikeshare Stations
• Curbside Activation
– Parklet
• Chinatown / ID
Nelson\Nygaard Consulting Associates,
Inc.
Loading/
unloading
• Loading uses can
vary throughout
day:
– Commercial in early
AM, passenger all
other times
• Passenger loading
zones majority
• Zones are dispersed
throughout CBD
Surface
transit
• Peak period bus
lanes
• Bus layovers
– 1% of CBD Curb
• Bus lanes serve
bike and bus
mobility
Variable
Restrictions
• Short term parking most
of the day.
• Serves other uses during
specific hours:
– Bus stops / layovers
– Loading / unloading
– Food Truck Vendors
– School bus access
– Precinct parking
– Carpool parking
Nelson\Nygaard Consulting Associates,
Inc.
Bicycle
facilities
• Bike lanes and two-
way protected bike
lanes
• 2nd Avenue
– Parking adjacent to
moving lane
• Spring Street
– Angled parking on
opposite curb
Next steps
Date Activity/action
Mid
November
Curb Users Intercept Survey
Conducted
December Key policy recommendations
March Study delivered
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